NumberResearchThousands-blocks in 419-915
This prefix’s ten 1,000-number blocks and who holds each — 10 on record · from the daily NANPA thousands-block report, 09/19/2026
The ten 1,000-number thousand-blocks inside prefix 419-915 and who was initially assigned each. Under pooling these blocks often belong to different carriers — the single prefix-level “assignee” is usually just the pool / code holder, not who holds the numbers. ← all 419 blocks
Most active assignees, all time — NPA 419
New assignments by month
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| Assigned | Thousands-block | Last 4 digits | Status | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|---|---|
| — | 419-915-0XXX | 0000–0999 | Reserved | TWC IP ENABLED SERVICES, LLC | 793K | COLUMBSGRV | OH |
| — | 419-915-1XXX | 1000–1999 | Available | COLUMBSGRV | OH | ||
| — | 419-915-2XXX | 2000–2999 | Available | COLUMBSGRV | OH | ||
| — | 419-915-3XXX | 3000–3999 | Available | COLUMBSGRV | OH | ||
| 2021-08-05 | 419-915-4XXX | 4000–4999 | Assigned | LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | COLUMBSGRV | OH |
| 2016-10-11 | 419-915-5XXX | 5000–5999 | Assigned | TSC COMMUNICATIONS, INC. - OH | 0640 | COLUMBSGRV | OH |
| — | 419-915-6XXX | 6000–6999 | Available | COLUMBSGRV | OH | ||
| — | 419-915-7XXX | 7000–7999 | Available | COLUMBSGRV | OH | ||
| — | 419-915-8XXX | 8000–8999 | Available | COLUMBSGRV | OH | ||
| — | 419-915-9XXX | 9000–9999 | Available | COLUMBSGRV | OH |
Source: NANPA Thousands Block Assignment Report (All Regions, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.